" Worse, Lee felt isolated. In Texas he skipped meals with others to avoid “uninteresting men,” wishing he was back by his campfire on the plains eating his meals alone.211 He avoided sharing quarters and found that he “would infinitely prefer my tent to my-self.”212 In a group he felt more alone than out on the prairie, and that “my pleasure is derived from my own thoughts. "

― , Crucible of Command: Ulysses S. Grant and Robert E. Lee--The War They Fought, The Peace They Forged